diff --git a/docs/development/index.md b/docs/development/index.md
index 6da12d47..c12226a7 100644
--- a/docs/development/index.md
+++ b/docs/development/index.md
@@ -85,6 +85,8 @@ profile foo @{exec_path} {
 
   include if exists <local/foo>
 }
+
+# vim:syntax=apparmor
 ```